Bed frame



FIG. 1 is a perspective side view of the bed frame showing the new design;

FIG. 2 is an exploded view thereof;

FIG. 3 is a side view thereof, the other side view being a mirror image thereof;

FIG. 4 is a front view thereof, the back view being a mirror image thereof; and,

FIG. 5 is a top view. 

The ornamental design for a bed frame, as shown and described. 